Submission #1028179

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1028179	2024-07-19 14:54:33	BABY_GANGSTER	Bubble Sort 2 (JOI18_bubblesort2)	C++14	100 / 100	968 ms	46768 KiB

bubblesort2

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
#pragma GCC optimize("Ofast,unroll-loops")
#include <bits/stdc++.h>
using namespace std;
 
constexpr int64_t N = 500000, L = 1ULL << 20;
 
int32_t T[2 * L][3];
 
void propagate(size_t k)
{
    T[2 * k][0] += T[k][1];
    T[2 * k][1] += T[k][1];
    T[2 * k + 1][0] += T[k][1];
    T[2 * k + 1][1] += T[k][1];
    T[k][1] = 0;
}
 
void increment(size_t i, size_t j, int64_t x, size_t k = 1, size_t a = 0, size_t b = L)
{
    if (b <= i || a >= j)
        return;
    if (i <= a && b <= j)
        T[k][0] += x, T[k][1] += x;
    else
    {
        propagate(k);
        increment(i, j, x, 2 * k, a, (a + b) / 2);
        increment(i, j, x, 2 * k + 1, (a + b) / 2, b);
        T[k][0] = max(T[2 * k][0], T[2 * k + 1][0]);
        T[k][2] = T[2 * k][2] + T[2 * k + 1][2];
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

• Subtask 1: 17 / 17
• Subtask 2: 21 / 21
• Subtask 3: 22 / 22
• Subtask 4: 40 / 40